Advocates have been calling for access to expanded therapy to ensure patients with eating disorders get the treatment they need, as currently only 8 to 10 sessions with a psychologist are available under the Better Access scheme.

Thousands of families to benefit

Expert say it is the first time multidisciplinary therapy services will be tailored to each patient, based on their individual needs.

Federal Health Minister Greg Hunt said the trial will be conducted with patients at Queensland's Sunshine Coast over 18 months.

"Thousands of families in Australia are affected by eating disorders each year and too many sufferers face the difficult battle without the unique multidisciplinary care they need," Mr Hunt said.